# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:        潘炎珍  
# Name:         demo15
# Description:
# Author:       98745
# Date:         2019/3/9
#-------------------------------------------------------------------------------

import random
print(random.randint(1,100))
print(random.random())
print(random.randrange(1,20,3))
print(random.uniform(1,100.5))
l=[1,2,3,4,5,6,7,8,9,'a','b','c','d']
print(random.choice(l))
n=random.sample(l,3)
print(n)
random.shuffle(l)
print(l)